Granted Patent
Utility
US 4,669,871 · App. 06/892,072
Photographic printing plate and method of exposing a coated sheet using same
Inventors:
Charles M. Wetzel, John J. Moscony, Thomas J. Michielutti, Dean T. Deibler
Patented Case
View Patent ↗
Granted: Jun 2, 1987
Filed: Aug 1, 1986
Inventors
Charles M. Wetzel
John J. Moscony
Thomas J. Michielutti
Dean T. Deibler
Assignee (at issue)
RCA Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.